PostgreSQL Source Code  git master
args.c File Reference
#include "c.h"
#include <ctype.h>
#include <err.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "indent_globs.h"
#include "indent.h"
Include dependency graph for args.c:

Go to the source code of this file.

Data Structures

struct  pro
 

Macros

#define INDENT_VERSION   "2.1.2"
 
#define PRO_SPECIAL   1 /* special case */
 
#define PRO_BOOL   2 /* boolean */
 
#define PRO_INT   3 /* integer */
 
#define ON   1 /* turn it on */
 
#define OFF   0 /* turn it off */
 
#define IGN   1 /* ignore it */
 
#define CLI   2 /* case label indent (float) */
 
#define STDIN   3 /* use stdin */
 
#define KEY   4 /* type (keyword) */
 
#define KEY_FILE   5 /* only used for args */
 
#define VERSION   6 /* only used for args */
 

Functions

static void scan_profile (FILE *)
 
void add_typedefs_from_file (const char *str)
 
void set_profile (const char *profile_name)
 
static const char * eqin (const char *s1, const char *s2)
 
void set_defaults (void)
 
void set_option (char *arg)
 

Variables

const char * option_source = "?"
 
struct pro pro []
 

Macro Definition Documentation

◆ CLI

#define CLI   2 /* case label indent (float) */

Definition at line 67 of file args.c.

◆ IGN

#define IGN   1 /* ignore it */

Definition at line 66 of file args.c.

◆ INDENT_VERSION

#define INDENT_VERSION   "2.1.2"

Definition at line 54 of file args.c.

◆ KEY

#define KEY   4 /* type (keyword) */

Definition at line 69 of file args.c.

◆ KEY_FILE

#define KEY_FILE   5 /* only used for args */

Definition at line 73 of file args.c.

◆ OFF

#define OFF   0 /* turn it off */

Definition at line 63 of file args.c.

◆ ON

#define ON   1 /* turn it on */

Definition at line 62 of file args.c.

◆ PRO_BOOL

#define PRO_BOOL   2 /* boolean */

Definition at line 58 of file args.c.

◆ PRO_INT

#define PRO_INT   3 /* integer */

Definition at line 59 of file args.c.

◆ PRO_SPECIAL

#define PRO_SPECIAL   1 /* special case */

Definition at line 57 of file args.c.

◆ STDIN

#define STDIN   3 /* use stdin */

Definition at line 68 of file args.c.

◆ VERSION

#define VERSION   6 /* only used for args */

Definition at line 74 of file args.c.

Function Documentation

◆ add_typedefs_from_file()

void add_typedefs_from_file ( const char *  str)

Definition at line 335 of file args.c.

336 {
337  FILE *file;
338  char line[BUFSIZ];
339 
340  if ((file = fopen(str, "r")) == NULL) {
341  fprintf(stderr, "indent: cannot open file %s\n", str);
342  exit(1);
343  }
344  while ((fgets(line, BUFSIZ, file)) != NULL) {
345  /* Remove trailing whitespace */
346  line[strcspn(line, " \t\n\r")] = '\0';
347  add_typename(line);
348  }
349  fclose(file);
350 }
void add_typename(const char *)
Definition: lexi.c:687
exit(1)
#define fprintf
Definition: port.h:242

References add_typename(), exit(), fprintf, and generate_unaccent_rules::str.

Referenced by set_option().

◆ eqin()

static const char* eqin ( const char *  s1,
const char *  s2 
)
static

Definition at line 233 of file args.c.

234 {
235  while (*s1) {
236  if (*s1++ != *s2++)
237  return (NULL);
238  }
239  return (s2);
240 }
char * s1
char * s2

References s1, and s2.

Referenced by set_option().

◆ scan_profile()

static void scan_profile ( FILE *  f)
static

Definition at line 198 of file args.c.

199 {
200  int comment, i;
201  char *p;
202  char buf[BUFSIZ];
203 
204  while (1) {
205  p = buf;
206  comment = 0;
207  while ((i = getc(f)) != EOF) {
208  if (i == '*' && !comment && p > buf && p[-1] == '/') {
209  comment = p - buf;
210  *p++ = i;
211  } else if (i == '/' && comment && p > buf && p[-1] == '*') {
212  p = buf + comment - 1;
213  comment = 0;
214  } else if (isspace((unsigned char)i)) {
215  if (p > buf && !comment)
216  break;
217  } else {
218  *p++ = i;
219  }
220  }
221  if (p != buf) {
222  *p++ = 0;
223  if (verbose)
224  printf("profile: %s\n", buf);
225  set_option(buf);
226  }
227  else if (i == EOF)
228  return;
229  }
230 }
void set_option(char *arg)
Definition: args.c:261
#define comment
Definition: indent_codes.h:49
int verbose
int i
Definition: isn.c:73
static char * buf
Definition: pg_test_fsync.c:73
#define printf(...)
Definition: port.h:244

References buf, comment, i, printf, set_option(), and verbose.

Referenced by set_profile().

◆ set_defaults()

void set_defaults ( void  )

Definition at line 246 of file args.c.

247 {
248  struct pro *p;
249 
250  /*
251  * Because ps.case_indent is a float, we can't initialize it from the
252  * table:
253  */
254  ps.case_indent = 0.0; /* -cli0.0 */
255  for (p = pro; p->p_name; p++)
256  if (p->p_type != PRO_SPECIAL)
257  *p->p_obj = p->p_default;
258 }
#define PRO_SPECIAL
Definition: args.c:57
struct parser_state ps
float case_indent
Definition: indent_globs.h:322
Definition: args.c:86
int p_type
Definition: args.c:88
const char * p_name
Definition: args.c:87
int * p_obj
Definition: args.c:91
int p_default
Definition: args.c:89

References parser_state::case_indent, pro::p_default, pro::p_name, pro::p_obj, pro::p_type, PRO_SPECIAL, and ps.

Referenced by main().

◆ set_option()

void set_option ( char *  arg)

Definition at line 261 of file args.c.

262 {
263  struct pro *p;
264  const char *param_start;
265 
266  arg++; /* ignore leading "-" */
267  for (p = pro; p->p_name; p++)
268  if (*p->p_name == *arg && (param_start = eqin(p->p_name, arg)) != NULL)
269  goto found;
270  errx(1, "%s: unknown parameter \"%s\"", option_source, arg - 1);
271 found:
272  switch (p->p_type) {
273 
274  case PRO_SPECIAL:
275  switch (p->p_special) {
276 
277  case IGN:
278  break;
279 
280  case CLI:
281  if (*param_start == 0)
282  goto need_param;
283  ps.case_indent = atof(param_start);
284  break;
285 
286  case STDIN:
287  if (input == NULL)
288  input = stdin;
289  if (output == NULL)
290  output = stdout;
291  break;
292 
293  case KEY:
294  if (*param_start == 0)
295  goto need_param;
296  add_typename(param_start);
297  break;
298 
299  case KEY_FILE:
300  if (*param_start == 0)
301  goto need_param;
302  add_typedefs_from_file(param_start);
303  break;
304 
305  case VERSION:
306  printf("pg_bsd_indent %s (based on FreeBSD indent)\n", INDENT_VERSION);
307  exit(0);
308 
309  default:
310  errx(1, "set_option: internal error: p_special %d", p->p_special);
311  }
312  break;
313 
314  case PRO_BOOL:
315  if (p->p_special == OFF)
316  *p->p_obj = false;
317  else
318  *p->p_obj = true;
319  break;
320 
321  case PRO_INT:
322  if (!isdigit((unsigned char)*param_start)) {
323  need_param:
324  errx(1, "%s: ``%s'' requires a parameter", option_source, p->p_name);
325  }
326  *p->p_obj = atoi(param_start);
327  break;
328 
329  default:
330  errx(1, "set_option: internal error: p_type %d", p->p_type);
331  }
332 }
static const char * eqin(const char *s1, const char *s2)
Definition: args.c:233
#define VERSION
Definition: args.c:74
#define KEY_FILE
Definition: args.c:73
#define OFF
Definition: args.c:63
void add_typedefs_from_file(const char *str)
Definition: args.c:335
#define CLI
Definition: args.c:67
#define KEY
Definition: args.c:69
#define PRO_INT
Definition: args.c:59
#define STDIN
Definition: args.c:68
const char * option_source
Definition: args.c:76
#define IGN
Definition: args.c:66
#define PRO_BOOL
Definition: args.c:58
#define INDENT_VERSION
Definition: args.c:54
void errx(int eval, const char *fmt,...)
Definition: err.c:58
FILE * input
FILE * output
void * arg
int p_special
Definition: args.c:90

References add_typedefs_from_file(), add_typename(), arg, parser_state::case_indent, CLI, eqin(), errx(), exit(), IGN, INDENT_VERSION, input, KEY, KEY_FILE, OFF, option_source, output, pro::p_name, pro::p_obj, pro::p_special, pro::p_type, printf, PRO_BOOL, PRO_INT, PRO_SPECIAL, ps, STDIN, generate_unaccent_rules::stdout, and VERSION.

Referenced by scan_profile().

◆ set_profile()

void set_profile ( const char *  profile_name)

Definition at line 176 of file args.c.

177 {
178  FILE *f;
179  char fname[MAXPGPATH];
180  static char prof[] = ".indent.pro";
181 
182  if (profile_name == NULL)
183  snprintf(fname, sizeof(fname), "%s/%s", getenv("HOME"), prof);
184  else
185  snprintf(fname, sizeof(fname), "%s", profile_name + 2);
186  if ((f = fopen(option_source = fname, "r")) != NULL) {
187  scan_profile(f);
188  (void) fclose(f);
189  }
190  if ((f = fopen(option_source = prof, "r")) != NULL) {
191  scan_profile(f);
192  (void) fclose(f);
193  }
194  option_source = "Command line";
195 }
static void scan_profile(FILE *)
Definition: args.c:198
#define MAXPGPATH
#define snprintf
Definition: port.h:238

References MAXPGPATH, option_source, scan_profile(), and snprintf.

Referenced by main().

Variable Documentation

◆ option_source

const char* option_source = "?"

Definition at line 76 of file args.c.

Referenced by set_option(), and set_profile().

◆ pro

struct pro pro[]