FreeCalypso > hg > freecalypso-sw
annotate target-utils/loadagent/mygetchar.c @ 673:2f7df7a314f8
gsm-fw/g23m-gsm subtree: initial import from LoCosto source
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Sun, 28 Sep 2014 23:20:04 +0000 |
parents | c0e063494194 |
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rev | line source |
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c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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1 /* |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
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2 * The interactive command entry (editing) function in libcommon |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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3 * will call mygetchar() for its character input. It is supposed |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
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4 * to be a blocking wait for input, but in some programs other |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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5 * processing can be done while waiting - for example, check for |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
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6 * keypad presses as well. This is the basic version which waits |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
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7 * for serial input and nothing else. |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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8 */ |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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changeset
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9 |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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10 extern int serial_in_poll(); |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff
changeset
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11 |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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12 int |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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13 mygetchar() |
c0e063494194
loadagent built with memory dump commands
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14 { |
c0e063494194
loadagent built with memory dump commands
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15 register int c; |
c0e063494194
loadagent built with memory dump commands
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16 |
c0e063494194
loadagent built with memory dump commands
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17 do |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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18 c = serial_in_poll(); |
c0e063494194
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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19 while (c < 0); |
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loadagent built with memory dump commands
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20 return c; |
c0e063494194
loadagent built with memory dump commands
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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21 } |