From d577d991b97ae2b5ee1af23641bcffc3f83af5b2 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Wed, 4 Nov 2009 11:56:41 -0800
Subject: Initial import. Contains the im, cd and iup librairies, and a
 "working" Makefile for them under linux.

---
 iup/src/iup_scanf.c | 200 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 200 insertions(+)
 create mode 100755 iup/src/iup_scanf.c

(limited to 'iup/src/iup_scanf.c')

diff --git a/iup/src/iup_scanf.c b/iup/src/iup_scanf.c
new file mode 100755
index 0000000..f8ef97b
--- /dev/null
+++ b/iup/src/iup_scanf.c
@@ -0,0 +1,200 @@
+/** \file
+ * \brief IupScanf implementation.
+ *
+ * See Copyright Notice in "iup.h"
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include "iup.h"
+
+#include "iup_predial.h"
+#include "iup_str.h"
+#include "iup_assert.h"
+         
+         
+#define ALLOC(n,t)  ((t *)calloc((n),sizeof(t)))
+#define REQUIRE(b)  {if (!(b)) goto cleanup;}
+
+int IupScanf (const char *format, ...)
+{
+  int i;
+  int fields_out_count=(-1);    /* return code if not error (error <  0) */
+  int error=(-1);    /* return code if error     (error >= 0) */
+  int fields_in_count;
+  int *width=NULL;
+  int *scroll=NULL;
+  char **prompt=NULL;
+  char **text=NULL;
+  char *title=NULL;
+  char *s=NULL;
+  char *s1=NULL;
+  char *outf=NULL;
+  va_list va;
+
+  iupASSERT(format!=NULL);
+  if (!format)
+    return 0;
+
+  fields_in_count=iupStrCountChar(format,'\n')-1;
+  REQUIRE(fields_in_count>0);
+  width=ALLOC(fields_in_count, int);
+  REQUIRE(width!=NULL);
+  scroll=ALLOC(fields_in_count, int);
+  REQUIRE(scroll!=NULL);
+  prompt=ALLOC(fields_in_count, char *);
+  REQUIRE(prompt!=NULL);
+  text=ALLOC(fields_in_count, char *);
+  REQUIRE(text!=NULL);
+
+  va_start(va,format);
+  REQUIRE ((s1=s=(char *)iupStrDup(format)) != NULL);
+  title=iupStrCopyUntil(&s,'\n');
+  REQUIRE(title!=NULL);
+  for (i=0; i<fields_in_count; ++i)
+  {
+    int n;
+    prompt[i]=iupStrCopyUntil(&s,'%');
+    REQUIRE(prompt[i]!=NULL);
+    n=sscanf(s,"%d.%d",width+i,scroll+i);
+    REQUIRE(n==2);
+    s=strchr(s,'%');
+    REQUIRE(s!=NULL);
+    if (outf) free(outf);
+    outf = iupStrCopyUntil(&s, '\n');
+    text[i]=ALLOC(width[i]+1,char);
+    REQUIRE(text[i]!=NULL);
+
+    switch (s[-2])
+    {
+    case 'd':
+    case 'i':
+    case 'o':
+    case 'u':
+    case 'x':
+    case 'X':
+      if (s[-3]=='l')
+        sprintf(text[i],outf,*((long *)va_arg(va,long *)));
+      else if (s[-3]=='h')
+        sprintf(text[i],outf,*((short *)va_arg(va,short *)));
+      else
+        sprintf(text[i],outf,*((int *)va_arg(va,int *)));
+      break;
+    case 'e':
+    case 'f':
+    case 'g':
+    case 'E':
+    case 'G':
+      if (s[-3]=='l')
+        sprintf(text[i],outf,*((double *)va_arg(va,double *)));
+      else
+        sprintf(text[i],outf,*((float *)va_arg(va,float *)));
+      break;
+    case 's':
+      sprintf(text[i],outf,((char *)va_arg(va,char *)));
+      break;
+    default:
+      goto cleanup;
+    }
+  }
+  va_end(va);
+
+  REQUIRE(iupDataEntry(fields_in_count,width,scroll,title,prompt,text)>0);
+
+  fields_out_count=0;
+  va_start(va,format);
+  s=strchr(format,'\n')+1;
+  for (i=0; i<fields_in_count; ++i)
+  {
+    s=strchr(s,'\n')+1;
+    switch (s[-2])
+    {
+    case 'd':
+    case 'u':
+      if (s[-3]=='l')
+      {
+        if (sscanf(text[i],"%ld",((long *)va_arg(va,long *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      else if (s[-3]=='h')
+      {
+        if (sscanf(text[i],"%hd",((short *)va_arg(va,short *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      else
+      {
+        if (sscanf(text[i],"%d",((int *)va_arg(va,int *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      break;
+    case 'i':
+    case 'o':
+    case 'x':
+    case 'X':
+      if (s[-3]=='l')
+      {
+        if (sscanf(text[i],"%li",((long *)va_arg(va,long *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      else if (s[-3]=='h')
+      {
+        if (sscanf(text[i],"%hi",((short *)va_arg(va,short *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      else
+      {
+        if (sscanf(text[i],"%i",((int *)va_arg(va,int *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      break;
+    case 'e':
+    case 'f':
+    case 'g':
+    case 'E':
+    case 'G':
+      if (s[-3]=='l')
+      {
+        if (sscanf(text[i],"%lg",((double *)va_arg(va,double *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      else
+      {
+        if (sscanf(text[i], "%g", ((float *)va_arg(va,float *)))!=1)
+          if (error < 0) error = fields_out_count;
+      }
+      break;
+    case 's':
+      {
+        char *s=(char *)va_arg(va,char *);
+        strcpy(s,text[i]);
+      }
+      break;
+    }
+    ++fields_out_count;
+  }
+  va_end(va);
+
+cleanup:
+  if (s1) free(s1);
+  if (title) free(title);
+  if (width) free(width);
+  if (scroll) free(scroll);
+  if (outf) free(outf);
+  if (prompt)
+  {
+    for (i=0; i<fields_in_count; ++i)
+      if (prompt[i]) free(prompt[i]);
+    free(prompt);
+  }
+  if (text)
+  {
+    for (i=0; i<fields_in_count; ++i)
+      if (text[i]) free(text[i]);
+    free(text);
+  }
+
+  return (error < 0) ? fields_out_count : error;
+}
-- 
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